Example Bypass Connection; Switching The Motor Power Supply From Drive To Direct-On-Line - ABB ACH580-31 Hardware Manual
Industrial drives
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Also See for ACH580-31:
- Hardware manual (254 pages) ,
- Quick installation manual (33 pages) ,
- Installation manual (238 pages)
Table of Contents
86 Guidelines for planning the electrical installation
Example bypass connection
An example bypass connection is shown below.
Q1
Drive main switch
Q4
Bypass circuit breaker
K1
Drive main contactor
K4
Bypass contactor
K5
Drive output contactor
S11
Drive main contactor on/off control
S40
Motor power supply selection (drive or direct-on-line)
S41
Start when motor is connected direct-on-line
S42
Stop when motor is connected direct-on-line
￭
Switching the motor power supply from drive to direct-on-line
1.
Stop the drive and the motor with the drive control panel stop key (drive in
the local control mode) or the external stop signal (drive in the remote control
mode).
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